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be2net: allow VFs to program MAC and VLAN filters

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In the current design VFs were not allowed to program MAC/VLAN filters.
Only the PF driver was allowed to configure/provision MAC and transparent
VLANs to a VF. Change this to support MAC/VLAN filtering on a VF by a VM.

Signed-off-by: Sathya Perla <sathya.perla@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Sathya Perla 2013-07-23 15:25:00 +05:30 committed by David S. Miller
parent 5a712c13d3
commit 04a060280a
3 changed files with 53 additions and 0 deletions
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32
drivers/net/ethernet/emulex/benet/be_cmds.c
View File

@ -2606,6 +2606,38 @@ err:
return status;
}
/* Set privilege(s) for a function */
int be_cmd_set_fn_privileges(struct be_adapter *adapter, u32 privileges,
u32 domain)
{
struct be_mcc_wrb *wrb;
struct be_cmd_req_set_fn_privileges *req;
int status;
spin_lock_bh(&adapter->mcc_lock);
wrb = wrb_from_mccq(adapter);
if (!wrb) {
status = -EBUSY;
goto err;
}
req = embedded_payload(wrb);
be_wrb_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
OPCODE_COMMON_SET_FN_PRIVILEGES, sizeof(*req),
wrb, NULL);
req->hdr.domain = domain;
if (lancer_chip(adapter))
req->privileges_lancer = cpu_to_le32(privileges);
else
req->privileges = cpu_to_le32(privileges);
status = be_mcc_notify_wait(adapter);
err:
spin_unlock_bh(&adapter->mcc_lock);
return status;
}
/* pmac_id_valid: true => pmac_id is supplied and MAC address is requested.
* pmac_id_valid: false => pmac_id or MAC address is requested.
* If pmac_id is returned, pmac_id_valid is returned as true

8
drivers/net/ethernet/emulex/benet/be_cmds.h
View File

@ -202,6 +202,7 @@ struct be_mcc_mailbox {
#define OPCODE_COMMON_READ_TRANSRECV_DATA 73
#define OPCODE_COMMON_GET_PORT_NAME 77
#define OPCODE_COMMON_SET_INTERRUPT_ENABLE 89
#define OPCODE_COMMON_SET_FN_PRIVILEGES 100
#define OPCODE_COMMON_GET_PHY_DETAILS 102
#define OPCODE_COMMON_SET_DRIVER_FUNCTION_CAP 103
#define OPCODE_COMMON_GET_CNTL_ADDITIONAL_ATTRIBUTES 121
@ -1474,6 +1475,11 @@ struct be_cmd_resp_get_fn_privileges {
u32 privilege_mask;
};
struct be_cmd_req_set_fn_privileges {
struct be_cmd_req_hdr hdr;
u32 privileges; /* Used by BE3, SH-R */
u32 privileges_lancer; /* Used by Lancer */
};
/******************** GET/SET_MACLIST **************************/
#define BE_MAX_MAC 64
@ -1921,6 +1927,8 @@ extern int be_cmd_get_reg_len(struct be_adapter *adapter, u32 *log_size);
extern void be_cmd_get_regs(struct be_adapter *adapter, u32 buf_len, void *buf);
extern int be_cmd_get_fn_privileges(struct be_adapter *adapter,
u32 *privilege, u32 domain);
extern int be_cmd_set_fn_privileges(struct be_adapter *adapter,
u32 privileges, u32 vf_num);
extern int be_cmd_get_mac_from_list(struct be_adapter *adapter, u8 *mac,
bool *pmac_id_active, u32 *pmac_id,
u8 domain);

13
drivers/net/ethernet/emulex/benet/be_main.c
View File

@ -2880,6 +2880,7 @@ static int be_vf_setup(struct be_adapter *adapter)
u16 def_vlan, lnk_speed;
int status, old_vfs, vf;
struct device *dev = &adapter->pdev->dev;
u32 privileges;
old_vfs = pci_num_vf(adapter->pdev);
if (old_vfs) {
@ -2923,6 +2924,18 @@ static int be_vf_setup(struct be_adapter *adapter)
}
for_all_vfs(adapter, vf_cfg, vf) {
/* Allow VFs to programs MAC/VLAN filters */
status = be_cmd_get_fn_privileges(adapter, &privileges, vf + 1);
if (!status && !(privileges & BE_PRIV_FILTMGMT)) {
status = be_cmd_set_fn_privileges(adapter,
privileges |
BE_PRIV_FILTMGMT,
vf + 1);
if (!status)
dev_info(dev, "VF%d has FILTMGMT privilege\n",
vf);
}
/* BE3 FW, by default, caps VF TX-rate to 100mbps.
* Allow full available bandwidth
*/